CASH-61: add logging to GoToFunnelStartOn404

src/mixins/analytics-mixin.js

@@ -650,6 +650,19 @@ export default {
             });
         },
 
+        pushPageErrorToDataLayer(error) {
+
+            pushToDataLayerIfDefined({
+                event: "page-error",
+                error: {
+                    type: error.type || "",
+                    cause: error.cause || "",
+                    currentPage: error.currentPage || "",
+                    nextPage: error.nextPage || "",
+                },
+            });
+        },
+
         prependActionToMethod(object, method, actionToPrepend) {
             const baseMethodName = method.name.startsWith("bound ")
                 ? method.name.substring(6)

src/router/index.js

@@ -65,9 +65,17 @@ const routes = [
                 // If the saved session has timed out, clear the session, execute 404 logic.
                 if (getFunnelCookie() !== null && !isSavedSessionStillActive()) {
                     log(" --save session timeout go to start");
+
+                    const errorPayload = {
+                        cause: "expired session",
+                        currentPage: from.query.fmgPage,
+                        nextPage: to.query.fmgPage,
+                    };
+
                     await baseMixin.methods.dispatchStoreAction(storeActions.RESET_STATE);
                     deleteFunnelCookie();
-                    GoToFunnelStartOn404(next);
+                    GoToFunnelStartOn404(next, errorPayload);
+                    return;
                 }
 
                 // Intercept all navigation if a submitted order exists in storage
@@ -206,7 +214,14 @@ const routes = [
                             return;
                         }
 
-                        GoToFunnelStartOn404(next);
+                        const errorPayload = {
+                            cause: "invalid page prerequisites for page",
+                            currentPage: from.query.fmgPage,
+                            nextPage: to.query.fmgPage,
+                        };
+
+                        GoToFunnelStartOn404(next, errorPayload);
+                        return;
                     }
 
                     log(" --has route:", to.query.fmgPage);
@@ -214,9 +229,15 @@ const routes = [
                 }
 
                 if (!isExistingFmgPageName(to.query.fmgPage)) {
-                    console.log("Not an existing fmg page name:" + to.query.fmgPage);
-                    GoToFunnelStartOn404(next);
+                    const errorPayload = {
+                        cause: "invalid page name",
+                        currentPage: from.query.fmgPage,
+                        nextPage: to.query.fmgPage,
+                    };
+
+                    GoToFunnelStartOn404(next, errorPayload);
                     return;
+
                 }
 
                 // Get route info for the given url. Names will have a 1:1 relationship with names in the Cms.
@@ -237,9 +258,18 @@ const routes = [
                     .components.default();
 
                 if (!arePagePrerequisitesValid(nextComponent)) {
+                    
                     // prettier-ignore
                     console.log("Page Prereqs not valid for next component: " + nextComponent.default.name);
-                    GoToFunnelStartOn404(next);
+
+                    const errorPayload = {
+                        cause: "invalid page prerequisites for page",
+                        currentPage: from.query.fmgPage,
+                        nextPage: to.query.fmgPage,
+                    };
+
+                    GoToFunnelStartOn404(next, errorPayload);
+                    return;
                 }
 
                 log("------------- router index.js beforeEnter end -----------------");
@@ -261,7 +291,16 @@ const routes = [
                 console.log(new Date() + " Exception in beforeEnter:" + JSON.stringify(error));
 
                 // If we don't have a route, go to our 404 page.
-                GoToFunnelStartOn404(next);
+                const errorPayload = {
+                    cause: "uncaught error in beforeEnter",
+                    currentPage: from.query.fmgPage,
+                    nextPage: to.query.fmgPage,
+                    fullError: error,
+                    errorStack: error.stack,
+                };
+
+                GoToFunnelStartOn404(next, errorPayload);
+                return;
             }
         },
     },
@@ -399,6 +438,7 @@ router.navigateToExternalUrl = (url, optionalQuery = {}) => {
 
 router.navigateError = () => {
     DisplayPageError();
+    /// TODO - Add error logging for dataLayer here?
 };
 
 //Use this navigation when you need to call next() explicitly. beforeRouteEnter is a good example.
@@ -588,7 +628,19 @@ function GetRouteInfoFromPageName(pageName) {
 }
 
 // Go to our start page on a 404.
-function GoToFunnelStartOn404(next) {
+function GoToFunnelStartOn404(next, errorPayload = null) {
+    if (errorPayload !== null) {
+        errorPayload.type = "GoToFunnelStartOn404";
+        analyticsMixin.methods.pushPageErrorToDataLayer(errorPayload);
+
+        console.log(
+            "%cGoToFunnelStartOn404()... errorPayload",
+            "color: white; background-color: blue; padding: 5px;",
+            errorPayload
+        );
+
+    }
+
     // Put item on the bus
     eventBus.addEventToBus(
         globalEvents.Categories.GLOBAL_ALERT,
@@ -608,6 +660,8 @@ function GoToFunnelStartOn404(next) {
 }
 
 async function DisplayPageError() {
+    console.log("%c running DisplayPageError()... ", "font-size: 20px; color: purple;");
+
     // Put item on the bus
     eventBus.addEventToBus(
         globalEvents.Categories.GLOBAL_ALERT,